Hostname
fdr.nu
Last fetched
fdr.nu resolves to 1 IPv4 address operated by AS20857 in NL.
Nutrition Label
Resolution chain
fdr.nu resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 37.97.185.219 | 37.97.128.0/17 | AS20857 | — | NL |
WHOIS identity
No WHOIS records are currently associated with fdr.nu in WhisperGraph.
Subdomains
3 observed subdomains of fdr.nu.
| Subdomain |
|---|
| mail.fdr.nu |
| server.fdr.nu |
| www.fdr.nu |
Web-graph footprint
Distinct hostnames that link to or from fdr.nu in the public web crawl.
6 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
6 SPF mechanisms authorising senders for fdr.nu.
| Mechanism | Target |
|---|---|
| SPF_A | fdr.nu |
| SPF_IP | 136.144.236.149 |
| SPF_IP | 149.210.229.120 |
| SPF_IP | 84.30.166.167 |
| SPF_IP | 92.67.150.160 |
| SPF_MX | fdr.nu |
Related pages
Pivot deeper into the graph from fdr.nu.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "fdr.nu"})-[:RESOLVES_TO]->(ip:IPV4)
-[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)
-[:ROUTES]->(asn:ASN)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, asn.name AS asn, n.name AS operator
LIMIT 20Or query Whisper from your own LLM workflow via the Whisper MCP server.